What is the Comet Moth's primary defense mechanism against nocturnal predators like bats?

Answer

The structure of its wings absorbs ultrasound waves, muffling the echo return.

The primary defense against bats involves the structure of the wings absorbing ultrasound waves, which reflects a dampened or muffled echo, making the moth difficult for the bat to track acoustically.

What is the Comet Moth's primary defense mechanism against nocturnal predators like bats?
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